Protein in Homo erectus teeth suggests Denisovans gave us some of their DNA

Distinct form of tooth protein in Homo erectus shows up in Denisovans—and us. https://arstechnica.com/science/2026/05/protein-in-homo-erectus-teeth-suggests-denisovans-gave-us-some-of-their-dna/?utm_brand=arstechnica&utm_social-type=owned&utm_source=mastodon&utm_medium=social